1258798041 has 24 divisors (see below), whose sum is σ = 1893645000. Its totient is φ = 804797952.

The previous prime is 1258798019. The next prime is 1258798049. The reversal of 1258798041 is 1408978521.

It can be written as a sum of positive squares in 4 ways, for example, as 12425625 + 1246372416 = 3525^2 + 35304^2 .

It is not a de Polignac number, because 1258798041 - 2²¹ = 1256700889 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1258798049) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22705 + ... + 55073.

It is an arithmetic number, because the mean of its divisors is an integer number (78901875).

Almost surely, 2^1258798041 is an apocalyptic number.

It is an amenable number.

1258798041 is a deficient number, since it is larger than the sum of its proper divisors (634846959).

1258798041 is a wasteful number, since it uses less digits than its factorization.

1258798041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32553 (or 32550 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 45.

The square root of 1258798041 is about 35479.5439795948. The cubic root of 1258798041 is about 1079.7387459636.

The spelling of 1258798041 in words is "one billion, two hundred fifty-eight million, seven hundred ninety-eight thousand, forty-one".